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2014年6月8日星期日

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Code d'Examen: A00-212
Nom d'Examen: SASInstitute (SAS Advanced Programming Exam for SAS 9)
Questions et réponses: 132 Q&As

Code d'Examen: A00-201
Nom d'Examen: SASInstitute (SAS base programming exam)
Questions et réponses: 140 Q&As

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NO.1 The following SAS program is submitted:
proc means data = sasuser.houses std mean max;
var sqfeet; run;
Which one of the following is needed to display the standard deviation with only two decimal places?
A. Add the option MAXDEC = 2 to the MEANS procedure statement.
B. Add the statement MAXDEC = 7.2; in the MEANS procedure step.
C. Add the statement FORMAT STD 7.2; in the MEANS procedure step.
D. Add the option FORMAT = 7.2 option to the MEANS procedure statement.
Answer: A

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NO.2 The following SAS program is submitted:
libname rawdata1 'location of SAS data library';
filename rawdata2 'location of raw data file';
data work.testdata;
infile <insert item here>;
input sales1 sales2;
run;
Which one of the following is needed to complete the program correctly?
A. rawdata1
B. rawdata2
C. 'rawdata1'
D. 'rawdata2'
Answer: B

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NO.3 The following SAS DATA step is submitted:
libname temp 'SAS-data-library';
data temp.report;
set sasuser.houses;
newvar = price * 1.04;
run;
Which one of the following statements is true regarding the program above?
A. The program is reading from a temporary data set and writing to a temporary data set.
B. The program is reading from a temporary data set and writing to a permanent data set.
C. The program is reading from a permanent data set and writing to a temporary data set.
D. The program is reading from a permanent data set and writing to a permanent data set.
Answer: D

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NO.4 A raw data record is listed below:
----|----10---|----20---|----30
Printing 750
The following SAS program is submitted:
data bonus;
infile 'file-specification';
input dept $ 1 - 11 number 13 - 15;
<insert code here>
run;
Which one of the following SAS statements completes the program and results in a value of 'Printing750'
for the DEPARTMENT variable?
A. department = trim(dept) || number;
B. department = dept || input(number,3.);
C. department = trim(dept) || put(number,3.);
D. department = input(dept,11.) || input(number,3.);
Answer: C

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NO.5 Click the Exhibit button to view a listing of the SASUSER.HOUSES data set.
The following SAS program is submitted:
proc report data = sasuser.houses nowd headline;
column style price;
where price lt 100000;
<insert DEFINE statement here>
define price / mean width = 9;
title;
run;
The following ouput is created by the REPORT procedure:
Which one of the following DEFINE statements completes the above program and produces the above
output?
A. define style / order width = 9;
B. define style / group width = 9;
C. define style / across width = 9;
D. define style / display width = 9;
Answer: B

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NO.6 The following SAS program is submitted and reads 100 records from a raw data file:
data work.total;
infile 'file-specification' end = eof;
input name $ salary;
totsal + salary;
<insert IF statement here>
run;
Which one of the following IF statements writes the last observation to the output data set?
A. if end = 0;
B. if eof = 0;
C. if end = 1;
D. if eof = 1;
Answer: D

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NO.7 The following SAS program is submitted:
data work.month;
date = put('13mar2000'd,ddmmyy10.);
run;
Which one of the following represents the type and length of the variable DATE in the output data set?
A. numeric, 8 bytes
B. numeric, 10 bytes
C. character, 8 bytes
D. character, 10 bytes
Answer: D

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NO.8 Which one of the following is true when SAS encounters a data error in a DATA step?
A. The DATA step stops executing at the point of the error, and no SAS data set is created.
B. A note is written to the SAS log explaining the error, and the DATA step continues to execute.
C. A note appears in the SAS log that the incorrect data record was saved to a separate SAS file for
further examination.
D. The DATA step stops executing at the point of the error, and the resulting DATA set contains
observations up to that point.
Answer: B

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2014年1月1日星期三

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Code d'Examen: A00-212
Nom d'Examen: SASInstitute (SAS Advanced Programming Exam for SAS 9)
Questions et réponses: 132 Q&As

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NO.1 The following SAS program is submitted:
%macro one(input);
%two;
%put the value is &date;
%mend;
%macro two;
data _null_;
call symput('date','12SEP2008');
run;
%mend;
%let date=31DEC2006;
%one(&date)
What is the result when the %PUT statement executes.?
A. A macro variable DATE with the value 12SEP2008 is retrieved from the local symbol
table for the ONE macro
B. A macro variable DATE with the value 12SEP2008 is retrieved from the local symbol
table for the TWO macro
C. A macro variable DATE with the value 12SEP2008 is retrieved from the global
symbol table
D. A macro variable DATE with the value 31DEC2006 is retrieved from the global
symbol table
Answer: C

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NO.2 Which SET statement option names a variable that contains the number of the
observation to read during the current iteration of the DATA step? A. NOBS=pointobs
B. OBS=pointobs
C. KEY=pointobs
D. POINT=pointobs
Answer: D

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NO.3 The following SAS program is submitted:
%macro check(num=4);
%let result=%eval(&nm gt 5);
%put result is &result;
%mend;
%check (num=10)
What is written to the SAS log?
A. result is true
B. result is 10 gt 5
C. result is 1
D. result is 0
Answer: C

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NO.4 Which SAS procedure changes the name of a permanent format for a variable stored in a SAS data
set?
A. DATASETS
B. MODIFY
C. FORMAT
D. REGISTRY
Answer: A

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NO.5 The following SAS program is submitted:
date view=sauser.ranch;
describe;
run;
What is the result?
A. The program creates a DATA step view called SASUSER.RANCH and places the
program cod in the current editor window
B. The program retrieves the SAS source code that creates the view and places it in the
output window
C. The program creates a DATA step view called SASUSER.RANCH and places it in the
SAS log
D. the program retrieves the SAS source code that creates the view and places it in the
SAS log
Answer: D

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NO.6 The following SAS program is submitted:
%let first=yourname;
%let last=first;
%put &&&last;
What is written to the SAS Log?
A. First
B. Yourname
C. &&First
D. &yourname
Answer: B

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NO.7 CORRECT TEXT
The following SAS program is submitted:
%macro check(num=4);
%let result=%sysevalf(&num+0.5);
%put result is &result;
%mend;
%check(num=10)
What is the written to the SAS log?
result is
result is 10
result is 10.5
result is 10+0.5
Answer: C

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NO.8 When reading a SAS data file, what does the NOBS=option on the SET statement
represent?
A. A variable that represents the total number of observation in the output data set(s)
B. A variable that represents a flag indicating the end of the file
C. A variable that represents the total number of observations in the input data set(s)
D. A variable that represents the current observation number
Answer: C

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NO.9 Given the SAS data set SAUSER.HIGWAY:
SASUSER.HIGHWAY
The following SAS program is submitted:
%macro highway;
proc sql nonprint;
%let numgrp=6;
select distinct status into:group1-:group&numgrp from sasuser.highway;
quit;
%do i=1 %to &numgrp;
proc print data =sasuser.highway;
where status ="&&group&I";
run;
%end;
%mend;
%highway
How many reports are produced?
A. 2
B. 6
C. 0
D. 5
Answer: A

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NO.10 The following SAS program is submitted:
%let dept=prod;
%let prod=merchandise;
The following message is written to the SAS log:
The value is "merchandise"
Which SAS System option writes this message to the SAS log? A. %put the value is "&&&dept";
B. %put the value is "&&&dept";
C. %put the value is "&&&dept";
D. %put the value is %quote(&&&dept);
Answer: A

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NO.11 The following SAS program is submitted:
data temp;
length 1 b 3 x;
infile 'file reference';
input a b x;
run;
What is the result?
A. The data set TEMP is not created because variables A and B have invalid lengths
B. The data set TEMP is created, but variable X is not created
C. The data set TEMP is not created because variable A has an invalid length
D. The data set TEMP is created and variable X has a length of 8
Answer: C

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NO.12 Given the SAS data set ONE:
ONE
DIVISION SALES
A 1234
A 3654
B 5678
The following SAS program is submitted:
Data_null_;
Set one;
By divition;
If first.division then
Do;
%let mfirst=sales;
end;
run;
What is the value of the macro variable MFRIST when the program finishes execution?
A. 1234
B. sales
C. 5678
D. null
Answer: B

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NO.13 The following SAS program is submitted:
%micro test(var);
%let jobs=BLACKSMITH WORDSMITH SWORDSMITH;
%let type=%index(&jobs,&var);
%put type = &type;
%mend;
%test(SMITH)
What is the value of the macro variable TYPE when the %PUT statement executes?
A. 0
B. Null
C. 6
D. 3
Answer: C

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NO.14 The SAS data set WORK.TEMPDATA contains the variables FMTNAME, START and
LABEL and it consists of 10 observations.
The following SAS program is submitted:
Proc format cntlin=wor.tempdata;
Run;
What is the result of submitting the FORMAT procedure step?
A. It uses the WORK.TEMPDATA SAS data set as input to create the format
B. All formats created will be stored in two WORK.TEMPDATA SAS data set
C. An ERROR message is written to the SAS log because the program is incomplete
D. NO formats are created in this step
Answer: A

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NO.15 Which SQL procedure program deletes rows from the data set CLASS? A. proc sql;
Select * from class
Where age<(select stop_age from threshold);
Quit;
B. proc sql;
Modify table class
Delete where age<(select stop_age from threshold);
Quit
C. proc sql;
Delete from class
Where age<(select stop_age from threshold);
Quit;
D. proc sql;
Alter from class
Delete where age<(select stop_age from threshold);
Quit;
Answer: C

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NO.16 The following SAS program is submitted:
Data sasuser.history;
Set sasuser.history(keep=state x y
Rename = (state=ST));
Total=sum(x,y);
Run;
The SAS data set SASUSER.HISTORY has an index on the variable STATE.
Which describes the result of submitting the SAS program?
A. The index on STATE is deleted and an index on ST is created
B. The index on STATE is recreated as an index on ST
C. The index on STATE is deleted
D. The index on STATE is updated as an index on ST
Answer: C

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NO.17 Given the SAS data sets ONE and TWO:
The following SAS program is submitted:
Proc sql;
Select two.*,budget from one <insert JOIN operator here> two on one.year=two.year,
Quit;
The following output is desired:
Which JOIN operator completes the program and generates the desired output? A. FULL JOIN
B. INNER JOIN
C. LEFT JOIN
D. RIGHT JOIN
Answer: A

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NO.18 The following SAS program is submitted:
%let a=cat;
%macro animal(a=frog);
%let a=bird;
%mend;
%animal(a=pig)
%put a is &a;
What is written to the SAS log?
A. a is pig
B. a set cat
C. a is frog
D. a is bird
Answer: B

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NO.19 The following SAS program is submitted:
%macro check(num=4);
%let result=%sysevalf(&num+0.5);
%put result is &result;
%mend;
%check(num=10)
What is the written to the SAS log?
A. result is
B. result is 10.5
C. result is 10+0.5
D. result is 10
Answer: B

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NO.20 Which SET statements option names a variable that contains the number of the
observation to read during the current iteration of the DATA step? A. OBS=pointobs
B. POINT=pointobs
C. KEY=pointobs
D. NOBS=pointobs
Answer: B

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Code d'Examen: A00-281
Nom d'Examen: SASInstitute (SAS Certified Clinical Trials Programmer Using SAS 9 Accelerated Version )
Questions et réponses: 99 Q&As

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NO.1 This question will ask you to provide a line of missing code.
The following SAS program is submitted: Which statement is required to produce this output?
A. TABLES site*group /nocol;
B. TABLES site*group /norow;
C. TABLES site*group;
D. TABLES site*group /nocol norow;D. TABLES site*group /nocol norow;
Answer: A

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NO.2 Given the following data at WORK DEMO:
Which SAS program prints only the first 5 males in this order from the data set?
A. proc sort data=WORK.DEMO out=out;
by sex;
run;
proc print data= out (obs=5);
run;
B. proc print data=WORK.DEMO(obs=5);
where Sex='M';
run;
C. proc print data=WORK.DEMO(where=(sex='M'));
where obs<=5;
run;
D. proc sort data=WORK.DEMO out=out;
by sex descending;
run;
proc print data= out (obs=5);
run;
Answer: B

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NO.3 Which program will report all created output objects in the log?
A. proc ttest data=WORK.DATA1 ods=trace;
class TREAT;
var RESULTS;
run;
B. ods trace on;
proc ttest data=WORK.DATA1;
class TREAT;
var RESULTS;
run;
C. ods trace=log;
proc ttest data=WORK.DATA1;
class TREAT;
var RESULTS;
run;
D. ods trace log;
proc ttest data=WORK.DATA1;
class TREAT;
var RESULTS;
run;
Answer: B

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NO.4 The following SAS program is submitted:
You want to store all calculated means and standard deviations in one SAS data set.
Which statement must be added to the program?
A. output mean std;
B. ods output mean=m1 m2 std=s1 s2;
C. output out=WORK.RESULTS mean=m1 m2 std=s1 s2;
D. ods output out=WORK.RESULTS mean=m1 m2 std=s1 s2;
Answer: C

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NO.5 What information can be found in the SAS Dictionary tables? (Choose two.)
A. datasets contained within a specified library
B. values contained within a specified format
C. variables contained within a specified dataset
D. values contained within a specified variable
Answer: A,C

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NO.6 Which SAS program will apply the data set label 'Demographics' to the data set named DEMO.?
A. data demo (label='Demographics');
set demo;
run;
B. data demo;
set demo (label='Demographics');
run;
C. data demo (label 'Demographics');
set demo;
run;
D. data demo;
set demo;
label demo= 'Demographics';
run;
Answer: A

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NO.7 Given the following data set:
Which SAS program produced this output?
A. proc sort data=one(where=(age>50)) out=two;
by subjid;
run;
B. proc sort data=one(if=(age>50)) out=two;
by subjid;
run;
C. proc sort data=one out=two;
where=(age>50);
by subjid;
run;
D. proc sort data=one out=two;
if age>50;
by subjid;
run;
Answer: A

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NO.8 CORRECT TEXT
The following question will ask you to provide a line of missing code.
The following program is submitted to output observations from data set ONE that have more than one
record per patient.
In the space below, enter the line of code that will correctly complete the program (Case is ignored. Do not
add leading or trailing spaces to your answer.).
Answer: BYSUBJID; BYSUBJID;

NO.9 Which statement correctly adds a label to the data set?
A. DATA two Label="Subjects having duplicate observations";
set one;
run;
B. DATA two;
Label="Subjects having duplicate observations";
set one;
run;
C. DATA two;
set one;
Label dataset="Subjects having duplicate observations";
run;
D. DATA two(Label="Subjects having duplicate observations");
set one;
run;
Answer: D

SASInstitute examen   certification A00-281   A00-281 examen   A00-281 examen

NO.10 The following SAS program is submitted:
proc sort data=SASUSER.VISIT out=PSORT;
by code descending date cost;
run;
Which statement is true regarding the submitted program?
A. The descending option applies to the variable CODE.
B. The variable CODE is sorted by ascending order.
C. The PSORT data set is stored in the SASUSER library.
D. The descending option applies to the DATE and COST variables.
Answer: B

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NO.11 The following output is displayed: Which SAS program created this output?
A. proc freq data=WORK.TESTDATA; tables gender * answer / nocol norow nopercent; run;
B. proc freq data=WORK.TESTDATA; tables answer * gender / nocol norow nopercent; run;
C. proc freq data=WORK.TESTDATA;
tables gender * answer / nocol norow nopercent missing;
run;
D. proc freq data=WORK.TESTDATA;
tables answer * gender / nocol norow nopercent missing;
run;
Answer: A

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NO.12 You want 90% confidence limits for a binomial proportion from a one-way table with PROC FREQ.
Which option must you add to the TABLES statement?
A. BINOMIAL
B. BINOMIAL ALPHA=0.9
C. BINOMIAL ALPHA=90
D. BINOMIAL ALPHA=0.1
Answer: D

SASInstitute examen   certification A00-281   A00-281

NO.13 Given the following data set: Which program was used to prepare the data for this PROC PRINT
output?
A.proc sort data=one out=two;
by subjid;
run;
B. proc sort data=one out=two nodupkey;
by subjid;
run;
C. proc sort data=one out=two nodup;
by subjid;
run;
D. proc sort data=one out=two nodupkey;
by subjid trt;
run;
Answer: B

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NO.14 Review the following procedure format:
What is the required type of data for the variable in this procedure?
A. Character
B. Continuous
C. Categorical
D. Treatment
Answer: B

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NO.15 Given the data set WORK.BP with the following variable list:
Which output will be created by the program? A. Option A
B. Option B
C. Option C
D. Option D
Answer: D

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2013年12月3日星期二

Dernières SASInstitute A00-212 examen pratique questions et réponses

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Code d'Examen: A00-212
Nom d'Examen: SASInstitute (SAS Advanced Programming Exam for SAS 9)
Questions et réponses: 132 Q&As

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NO.1 The following SAS program is submitted:
%let a=cat;
%macro animal(a=frog);
%let a=bird;
%mend;
%animal(a=pig)
%put a is &a;
What is written to the SAS log?
A. a is pig
B. a set cat
C. a is frog
D. a is bird
Answer: B

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NO.2 The following SAS program is submitted:
%micro test(var);
%let jobs=BLACKSMITH WORDSMITH SWORDSMITH;
%let type=%index(&jobs,&var);
%put type = &type;
%mend;
%test(SMITH)
What is the value of the macro variable TYPE when the %PUT statement executes?
A. 0
B. Null
C. 6
D. 3
Answer: C

SASInstitute   A00-212   A00-212

NO.3 Which SET statement option names a variable that contains the number of the
observation to read during the current iteration of the DATA step? A. NOBS=pointobs
B. OBS=pointobs
C. KEY=pointobs
D. POINT=pointobs
Answer: D

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NO.4 The following SAS program is submitted:
date view=sauser.ranch;
describe;
run;
What is the result?
A. The program creates a DATA step view called SASUSER.RANCH and places the
program cod in the current editor window
B. The program retrieves the SAS source code that creates the view and places it in the
output window
C. The program creates a DATA step view called SASUSER.RANCH and places it in the
SAS log
D. the program retrieves the SAS source code that creates the view and places it in the
SAS log
Answer: D

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NO.5 Given the SAS data sets ONE and TWO:
The following SAS program is submitted:
Proc sql;
Select two.*,budget from one <insert JOIN operator here> two on one.year=two.year,
Quit;
The following output is desired:
Which JOIN operator completes the program and generates the desired output? A. FULL JOIN
B. INNER JOIN
C. LEFT JOIN
D. RIGHT JOIN
Answer: A

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NO.6 Given the SAS data set ONE:
ONE
DIVISION SALES
A 1234
A 3654
B 5678
The following SAS program is submitted:
Data_null_;
Set one;
By divition;
If first.division then
Do;
%let mfirst=sales;
end;
run;
What is the value of the macro variable MFRIST when the program finishes execution?
A. 1234
B. sales
C. 5678
D. null
Answer: B

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NO.7 Which SET statements option names a variable that contains the number of the
observation to read during the current iteration of the DATA step? A. OBS=pointobs
B. POINT=pointobs
C. KEY=pointobs
D. NOBS=pointobs
Answer: B

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NO.8 The following SAS program is submitted:
%macro check(num=4);
%let result=%eval(&nm gt 5);
%put result is &result;
%mend;
%check (num=10)
What is written to the SAS log?
A. result is true
B. result is 10 gt 5
C. result is 1
D. result is 0
Answer: C

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NO.9 The following SAS program is submitted:
Data sasuser.history;
Set sasuser.history(keep=state x y
Rename = (state=ST));
Total=sum(x,y);
Run;
The SAS data set SASUSER.HISTORY has an index on the variable STATE.
Which describes the result of submitting the SAS program?
A. The index on STATE is deleted and an index on ST is created
B. The index on STATE is recreated as an index on ST
C. The index on STATE is deleted
D. The index on STATE is updated as an index on ST
Answer: C

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NO.10 The following SAS program is submitted:
%macro check(num=4);
%let result=%sysevalf(&num+0.5);
%put result is &result;
%mend;
%check(num=10)
What is the written to the SAS log?
A. result is
B. result is 10.5
C. result is 10+0.5
D. result is 10
Answer: B

SASInstitute   A00-212   A00-212

NO.11 The following SAS program is submitted:
%let dept=prod;
%let prod=merchandise;
The following message is written to the SAS log:
The value is "merchandise"
Which SAS System option writes this message to the SAS log? A. %put the value is "&&&dept";
B. %put the value is "&&&dept";
C. %put the value is "&&&dept";
D. %put the value is %quote(&&&dept);
Answer: A

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NO.12 CORRECT TEXT
The following SAS program is submitted:
%macro check(num=4);
%let result=%sysevalf(&num+0.5);
%put result is &result;
%mend;
%check(num=10)
What is the written to the SAS log?
result is
result is 10
result is 10.5
result is 10+0.5
Answer: C

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NO.13 Which SAS procedure changes the name of a permanent format for a variable stored in a SAS data
set?
A. DATASETS
B. MODIFY
C. FORMAT
D. REGISTRY
Answer: A

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NO.14 The following SAS program is submitted:
%macro one(input);
%two;
%put the value is &date;
%mend;
%macro two;
data _null_;
call symput('date','12SEP2008');
run;
%mend;
%let date=31DEC2006;
%one(&date)
What is the result when the %PUT statement executes.?
A. A macro variable DATE with the value 12SEP2008 is retrieved from the local symbol
table for the ONE macro
B. A macro variable DATE with the value 12SEP2008 is retrieved from the local symbol
table for the TWO macro
C. A macro variable DATE with the value 12SEP2008 is retrieved from the global
symbol table
D. A macro variable DATE with the value 31DEC2006 is retrieved from the global
symbol table
Answer: C

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NO.15 The SAS data set WORK.TEMPDATA contains the variables FMTNAME, START and
LABEL and it consists of 10 observations.
The following SAS program is submitted:
Proc format cntlin=wor.tempdata;
Run;
What is the result of submitting the FORMAT procedure step?
A. It uses the WORK.TEMPDATA SAS data set as input to create the format
B. All formats created will be stored in two WORK.TEMPDATA SAS data set
C. An ERROR message is written to the SAS log because the program is incomplete
D. NO formats are created in this step
Answer: A

SASInstitute   certification A00-212   A00-212   A00-212   certification A00-212   A00-212 examen

NO.16 The following SAS program is submitted:
data temp;
length 1 b 3 x;
infile 'file reference';
input a b x;
run;
What is the result?
A. The data set TEMP is not created because variables A and B have invalid lengths
B. The data set TEMP is created, but variable X is not created
C. The data set TEMP is not created because variable A has an invalid length
D. The data set TEMP is created and variable X has a length of 8
Answer: C

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NO.17 Which SQL procedure program deletes rows from the data set CLASS? A. proc sql;
Select * from class
Where age<(select stop_age from threshold);
Quit;
B. proc sql;
Modify table class
Delete where age<(select stop_age from threshold);
Quit
C. proc sql;
Delete from class
Where age<(select stop_age from threshold);
Quit;
D. proc sql;
Alter from class
Delete where age<(select stop_age from threshold);
Quit;
Answer: C

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NO.18 The following SAS program is submitted:
%let first=yourname;
%let last=first;
%put &&&last;
What is written to the SAS Log?
A. First
B. Yourname
C. &&First
D. &yourname
Answer: B

SASInstitute   A00-212   A00-212   A00-212

NO.19 Given the SAS data set SAUSER.HIGWAY:
SASUSER.HIGHWAY
The following SAS program is submitted:
%macro highway;
proc sql nonprint;
%let numgrp=6;
select distinct status into:group1-:group&numgrp from sasuser.highway;
quit;
%do i=1 %to &numgrp;
proc print data =sasuser.highway;
where status ="&&group&I";
run;
%end;
%mend;
%highway
How many reports are produced?
A. 2
B. 6
C. 0
D. 5
Answer: A

SASInstitute   A00-212 examen   A00-212

NO.20 When reading a SAS data file, what does the NOBS=option on the SET statement
represent?
A. A variable that represents the total number of observation in the output data set(s)
B. A variable that represents a flag indicating the end of the file
C. A variable that represents the total number of observations in the input data set(s)
D. A variable that represents the current observation number
Answer: C

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Code d'Examen: A00-280
Nom d'Examen: SASInstitute (SAS Certified Clinical Trials Programmer Using SAS 9)
Questions et réponses: 99 Q&As

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NO.1 What information can be found in the SAS Dictionary tables? (Choose two.)
A. datasets contained within a specified library
B. values contained within a specified format
C. variables contained within a specified dataset
D. values contained within a specified variable
Answer: A,C

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NO.2 This question will ask you to provide a line of missing code.
The following SAS program is submitted:
Which statement is required to produce this output?
A. TABLES site*group /nocol;
B. TABLES site*group /norow;
C. TABLES site*group;
D. TABLES site*group /nocol norow;D. TABLES site*group /nocol norow;
Answer: A

SASInstitute   certification A00-280   A00-280   A00-280   A00-280

NO.3 Given the following data set:
Which program was used to prepare the data for this PROC PRINT output?
A. proc sort data=one out=two;
by subjid;
run;
B.proc sort data=one out=two nodupkey;
by subjid;
run;
C. proc sort data=one out=two nodup;
by subjid;
run;
D. proc sort data=one out=two nodupkey;
by subjid trt;
run;
Answer: B

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NO.4 Given the following data at WORK DEMO:
Which SAS program prints only the first 5 males in this order from the data set?
A. proc sort data=WORK.DEMO out=out;
by sex;
run;
proc print data= out (obs=5)
;
run;
B. proc print data=WORK.DEMO(obs=5)
;
where Sex='M'
;
run;
C. proc print data=WORK.DEMO(where=(sex='M'))
;
where obs<=5;
run;
D. proc sort data=WORK.DEMO out=out;
by sex descending;
run;
proc print data= out (obs=5)
;
run;
Answer: B

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NO.5 The following output is displayed:
Which SAS program created this output?
A. proc freq data=WORK.TESTDATA;
tables gender * answer / nocol norow nopercent;
run;
B. proc freq data=WORK.TESTDATA;
tables answer * gender / nocol norow nopercent;
run;
C. proc freq data=WORK.TESTDATA;
tables gender * answer / nocol norow nopercent missing;
run;
D.proc freq data=WORK.TESTDATA;
tables answer * gender / nocol norow nopercent missing;
run;
Answer: A

SASInstitute   A00-280 examen   A00-280 examen   A00-280

NO.6 Given the following data set:
Which SAS program produced this output?
A. proc sort data=one(where=(age>50)) out=two;
by subjid;
run;
B. proc sort data=one(if=(age>50)) out=two;
by subjid;
run;
C. proc sort data=one out=two;
where=(age>50)
;
by subjid;
run;
D. proc sort data=one out=two;
if age>50;
by subjid;
run;
Answer: A

SASInstitute examen   A00-280 examen   A00-280

NO.7 The following SAS program is submitted:
You want to store all calculated means and standard deviations in one SAS data set.
Which statement must be added to the program?
A. output mean std;
B. ods output mean=m1 m2 std=s1 s2;
C. output out=WORK.RESULTS mean=m1 m2 std=s1 s2;
D. ods output out=WORK.RESULTS mean=m1 m2 std=s1 s2;
Answer: C

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NO.8 CORRECT TEXT
The following question will ask you to provide a line of missing code.
The following program is submitted to output observations from data set ONE that have more than one
record per patient.
In the space below, enter the line of code that will correctly complete the program (Case is
ignored. Do not add leading or trailing spaces to your answer.).
Answer: BYSUBJID;BYSUBJID;

NO.9 Which SAS program will apply the data set label 'Demographics' to the data set named DEMO.?
A. data demo (label='Demographics')
;
set demo;
run;
B. data demo;
set demo (label='Demographics')
;
run;
C. data demo (label 'Demographics')
;
set demo;
run;
D. data demo;
set demo;
label demo= 'Demographics'
;
run;
Answer: A

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NO.10 The following SAS program is submitted:
proc sort data=SASUSER.VISIT out=PSORT;
by code descending date cost;
run;
Which statement is true regarding the submitted program?
A. The descending option applies to the variable CODE.
B. The variable CODE is sorted by ascending order.
C. The PSORT data set is stored in the SASUSER library.
D. The descending option applies to the DATE and COST variables.
Answer: B

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NO.11 Which statement correctly adds a label to the data set?
A. DATA two Label="Subjects having duplicate observations"
;
set one;
run;
B. DATA two;
Label="Subjects having duplicate observations"
;
set one;
run;
C. DATA two;
set one;
Label dataset="Subjects having duplicate observations";
run;
D. DATA two(Label="Subjects having duplicate observations")
;
set one;
run;
Answer: D

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NO.12 Which program will report all created output objects in the log?
A. proc ttest data=WORK.DATA1 ods=trace;
class TREAT;
var RESULTS;
run;
B. ods trace on;
proc ttest data=WORK.DATA1;
class TREAT;
var RESULTS;
run;
C. ods trace=log;
proc ttest data=WORK.DATA1;
class TREAT;
var RESULTS;
run;
D. ods trace log;
proc ttest data=WORK.DATA1;
class TREAT;
var RESULTS;
run;
Answer: B

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NO.13 Review the following procedure format:
What is the required type of data for the variable in this procedure?
A. Character
B. Continuous
C. Categorical
D. Treatment
Answer: B

SASInstitute   A00-280   certification A00-280   A00-280 examen   A00-280 examen

NO.14 You want 90% confidence limits for a binomial proportion from a one-way table with PROC FREQ.
Which option must you add to the TABLES statement?
A. BINOMIAL
B. BINOMIAL ALPHA=0.9
C. BINOMIAL ALPHA=90
D. BINOMIAL ALPHA=0.1
Answer: D

SASInstitute   certification A00-280   A00-280   A00-280 examen

NO.15 Given the data set WORK.BP with the following variable list:
Which output will be created by the program?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: D

SASInstitute   A00-280 examen   A00-280

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2013年11月19日星期二

SASInstitute meilleur examen A00-202, questions et réponses

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Code d'Examen: A00-202
Nom d'Examen: SASInstitute (SAS advanced programming exam)
Questions et réponses: 85 Q&As

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NO.1 Given the following SAS data sets ONE and TWO:
ONE TWO YEAR QTR BUDGET YEAR QTR SALES
2001 3 500 2001 4 300 2001 4 400 2002 1 600 ] 2002 1 700 The following SAS program is submitted:
proc sql; select one.*, sales from one, two
where one.year = two.year; quit; Which one of the following reports is generated?
A. YEAR QTR BUDGET SALES
2001 4 400 300 2002 1 700 600
B. YEAR QTR BUDGET SALES
2001 3 500 . 2001 4 400 300 2002 1 700 600
C. YEAR QTR BUDGET SALES
2001 3 500 300 2001 4 400 300 2002 1 700 600
D. YEAR QTR BUDGET SALES
2001 3 500 300 2001 4 400 300 2002 1 700 300 2001 3 500 600 2001 4 400 600 2002 1 700 600
Answer: C

SASInstitute   A00-202   A00-202   A00-202

NO.2 The following SAS program is submitted: data new (bufsize = 6144 bufno = 4); set old; run; Which one
of the following describes the difference between the usage of BUFSIZE= and BUFNO= options?
A. BUFSIZE= specifies the size of the input buffer in bytes; BUFNO= specifies the number of input
buffers.
B. BUFSIZE= specifies the size of the output buffer in bytes; BUFNO= specifies the number of output
buffers.
C. BUFSIZE= specifies the size of the output buffer in kilobytes; BUFNO= specifies the number of input
buffers.
D. BUFSIZE= specifies the size of the output buffer in kilobytes; BUFNO= specifies the number of output
buffers.
Answer: B

SASInstitute   certification A00-202   A00-202

NO.3 Given the following SAS statement: %let idcode = Prod567; Which one of the following statements
stores the value 567 in the macro variable CODENUM?
A. %let codenum = substr(&idcode,length(&idcode)-2);
B. %let codenum = substr(&idcode,length(&idcode)-3);
C. %let codenum = %substr(&idcode,%length(&idcode)-2);
D. %let codenum = %substr(&idcode,%length(&idcode)-3);
Answer: C

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NO.4 The SAS data set TEMP has the following distribution of values for variable A: A Frequency 1 500,000
2 500,000 6 7,000,000
3,000 Which one of the following SAS programs requires the least CPU time to be processed?
A. data new; set temp; if a = 8 then b = 'Small '; else if a in(1, 2) then b = 'Medium'; else if a = 6 then b =
'Large'; run;
B. data new; set temp; if a in (1, 2) then b = 'Medium'; else if a = 8 then b = 'Small'; else if a = 6 then b =
'Large'; run;
C. data new; set temp; if a = 6 then b = 'Large '; else if a in (1, 2) then b = 'Medium'; else if a = 8 then b =
'Small';
D. data new; set temp; if a = 6 then b = 'Large ';
if a in (1, 2) then b = 'Small'; run;
Answer: C

SASInstitute   A00-202   A00-202 examen

NO.5 The following SAS program is submitted: data one; do i = 1 to 10; ptobs = ceil(ranuni(0) * totobs); set
temp point = ptobs nobs = totobs; output; end; stop; run; The SAS data set TEMP contains 2,500,000
observations. Which one of the following represents the possible values for PTOBS?
A. any integer between 1 and 10
B. any real number between 0 and 1
C. any integer between 1 and 2,500,000
D. any real number between 1 and 2,500,000
Answer: C

SASInstitute   A00-202   A00-202 examen   certification A00-202

NO.6 Consider the following SAS log: 229 data sasuser.ranch sasuser.condo / view = sasuser.ranch;
230 set sasuser.houses; 231 if style = 'RANCH' then output sasuser.ranch; 232 else if style = 'CONDO'
then output sasuser.condo; 233 run; NOTE: DATA STEP view saved on file SASUSER.RANCH. NOTE: A
stored DATA STEP view cannot run under a different operating system. 234 235 proc print data =
sasuser.condo; ERROR: File SASUSER.CONDO.DATA does not exist. 236 run; NOTE: The SAS System
stopped processing this step because of errors. Which one of the following explains why the PRINT
procedure fails?
A. SASUSER.CONDO is a stored DATA step program.
B. A SAS data file and SAS data view cannot be created in the same DATA step.
C. A second VIEW=SASUSER.CONDO option was omitted on the DATA statement.
D. The view SASUSER.RANCH must be processed before SASUSER.CONDO is created.
Answer: D

SASInstitute examen   A00-202   A00-202

NO.7 Which of the following statement(s) in the DATASETS procedure alters the name of a SAS data set
stored in a SAS data library?
A. RENAME statement only
B. CHANGE statement only
C. MODIFY and RENAME statements
D. MODIFY and CHANGE statements
Answer: B

SASInstitute examen   A00-202   certification A00-202   A00-202   A00-202

NO.8 The variable attributes of SAS data sets ONE and TWO are shown below: ONE TWO # Variable Type
Len Pos # Variable Type Len Pos 2 sales Num 8 8 2 budget Num 8 8 1 year Num 8 0 3 sales Char 8 16 1
year Num 8 0 Data set ONE contains 100 observations. Data set TWO contains 50 observations. Both
data sets are sorted by the variable YEAR. The following SAS program is submitted: data three;
merge one two; by year; run; Which one of the following is the result of the program execution?
A. No messages are written to the SAS log.
B. ERROR and WARNING messages are written to the SAS log.
C. Data set THREE is created with two variables and 50 observations.
D. Data set THREE is created with three variables and 100 observations.
Answer: B

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NO.9 Given the following SAS data sets ONE and TWO: ONE TWO YEAR QTR BUDGET YEAR QTR
SALES
2001 3 500 2001 4 300 2001 4 400 2002 1 600 2002 1 700
The following SAS program is submitted: proc sql; select one.*, sales from one, two; quit; Which one of
the following reports is generated?
A. YEAR QTR BUDGET SALES
2001 4 400 300 2002 1 700 600
B. YEAR QTR BUDGET SALES
2001 3 500 . 2001 4 400 300 2002 1 700 600
C. YEAR QTR BUDGET SALES
2001 3 500 300 2001 4 400 300 2002 1 700 600
D. YEAR QTR BUDGET SALES
2001 3 500 300 2001 4 400 300 2002 1 700 300 2001 3 500 600 2001 4 400 600 2002 1 700 600
Answer: D

SASInstitute examen   A00-202   certification A00-202   certification A00-202

NO.10 The following SAS program is submitted: %let value = 9; %let value2 = 5; %let newval = %eval(&value
/ &value2); Which one of the following is the resulting value of the macro variable NEWVAL?
A. 1
B. 2
C. 1.8
D. null
Answer:A

SASInstitute   A00-202   certification A00-202   certification A00-202

NO.11 Which one of the following programs contains a syntax error?
A. proc sql; select product.*, cost.unitcost, sales.quantity
from product p, cost c, sales s where p.item = c.item and p.item = s.item; quit;
B. proc sql; select product.*, cost.unitcost, sales.quantity from product, cost, sales where product.item =
cost.item and product.item = sales.item; quit;
C. proc sql; select p.*, c.unitcost, s.quantity from product as p, cost as c, sales as s where p.item = c.item
and p.item = s.item; quit;
D. proc sql; select p.*, c.unitcost, s.quantity from product, cost, sales where product.item = cost.item and
product.item = sales.item; quit;
Answer: D

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NO.12 Given the following SAS data sets ONE and TWO: ONE TWO NUM COUNTRY NUM CITY
______________ ______________
1 CANADA 3
BERLIN
2
FRANCE 5
TOKYO
3 GERMANY 4 BELGIUM
5 JAPAN
The following SAS program is submitted: proc sql; select country from one where not exists
(select * from two where one.num = two.num); quit; Which one of the following reports is generated?
A. COUNTRY
GERMANY JAPAN
B. COUNTRY FRANCE BELGIUM
C. COUNTRY
CANADA FRANCE BELGIUM
D. COUNTRY
CANADA FRANCE GERMANY
Answer: C

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NO.13 The following SAS code is submitted: %macro houses(dsn = houses,sub = RANCH); data &dsn; set
sasuser.houses; if style = "&sub"; run; %mend; %houses(sub = SPLIT)
%houses(dsn = ranch) %houses(sub = TWOSTORY) Which one of the following is the value of the
automatic macro variable SYSLAST?
A. work.ranch
B. work.houses
C. WORK.RANCH
D. WORK.HOUSES
Answer: D

SASInstitute   A00-202 examen   A00-202

NO.14 Given the following SAS data set ONE: ONE NUM VAR
1. 2 B 3C Which one of the following SQL programs deletes the SAS data set ONE?
A. proc sql; delete table one; quit;
B. proc sql; alter table one drop num, var; quit;
C. proc sql; drop table one; quit;
D. proc sql; delete from one; quit;
Answer: C

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NO.15 Which one of the following statements is true?
A. The WHERE statement can be executed conditionally as part of an IF statement.
B. The WHERE statement selects observations before they are brought into the PDV.
C. The subsetting IF statement works on observations before they are read into the PDV.
D. The WHERE and subsetting IF statements can be used interchangeably in all SAS programs.
Answer: B

SASInstitute   certification A00-202   A00-202   A00-202   A00-202

NO.16 The following SAS program is submitted: <insert statement here>; %let development = ontime; proc
print data = sasuser.highway; title "For &dept"; title2 "This project was completed &development"; run;
Which one of the following statements completes the above and resolves title1 to "For
research&development"?
A. %let dept = %str(research&development);
B. %let dept = %str(research%&development);
C. %let dept = %nrstr(research&development);
D. %let dept = %nrstr(research%&development);
Answer: C

SASInstitute   A00-202   A00-202   certification A00-202   A00-202 examen   A00-202

NO.17 Which one of the following is an advantage of creating and using a SAS DATA step view?
A. It can store an index.
B. It always accesses the most current data.
C. It works quickly through multiple passes of the data.
D. It is useful when the underlying data file structure changes.
Answer: B

certification SASInstitute   A00-202 examen   A00-202   A00-202

NO.18 Which one of the following options controls the pagesize of a SAS data set?
A. SIZE=
B. BUFNO=
C. BUFSIZE=
D. PAGESIZE=
Answer: C

SASInstitute   certification A00-202   certification A00-202   A00-202   A00-202 examen

NO.19 Given the following SAS data set ONE: ONE REP COST
SMITH
200
SMITH
400
JONES
100
SMITH 600
JONES
100
JONES
200
JONES
400
SMITH
800
JONES
100
JONES 300
The following SAS program is submitted: proc sql; select rep, avg(cost) as AVERAGE from one group by
rep having avg(cost) > (select avg(cost) from one); quit; Which one of the following reports is generated?
A. REP AVERAGE
JONES 200
B. REP AVERAGE
JONES 320
C. REP AVERAGE
SMITH 320
D. REP AVERAGE
SMITH 500
Answer: D

SASInstitute   certification A00-202   certification A00-202   A00-202 examen

NO.20 The following SAS program is submitted: proc sort data = sales tagsort; by month year; run; Which of
the following resource(s) is the TAGSORT option reducing?
A. I/O usage only
B. CPU usage only
C. I/O and CPU usage
D. temporary disk usage
Answer: D

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Code d'Examen: A00-240
Nom d'Examen: SASInstitute (SAS Certified Statistical Business Analyst Using SAS 9: Regression and Modeling Credential)
Questions et réponses: 65 Q&As

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NO.1 A non-contributing predictor variable (Pr > |t| =0.658) is added to an existing multiple linear
regression model.
What will be the result?
A. An increase in R-Square
B. A decrease in R-Square
C. A decrease in Mean Square Error
D. No change in R-Square
Answer: A

SASInstitute examen   A00-240   A00-240 examen   A00-240   A00-240

NO.2 The following LOGISTIC procedure output analyzes the relationship between a binary response
and an ordinal predictor variable, wrist_size Using reference cell coding, the analyst selects Large
(L) as the reference level.
What is the estimated logit for a person with large wrist size?
Click the calculator button to display a calculator if needed.
A. 0.0819
B. 0.5663
C. -3.7727
D. -1.0415
Answer: D

SASInstitute   A00-240 examen   certification A00-240

NO.3 A company has branch offices in eight regions. Customers within each region are classified as
either "High Value" or "Medium Value" and are coded using the variable name VALUE. In the last
year, the total amount of purchases per customer is used as the response variable.
Suppose there is a significant interaction between REGION and VALUE. What can you conclude?
A. More high value customers are found in some regions than others.
B. The difference between average purchases for medium and high value customers depends on
the region.
C. Regions with higher average purchases have more high value customers.
D. Regions with higher average purchases have more medium value customers.
Answer: B

SASInstitute   certification A00-240   certification A00-240   A00-240 examen

NO.4 What is the default method in the LOGISTIC procedure to handle observations with missing
data?
A. Missing values are imputed.
B. Parameters are estimated accounting for the missing values.
C. Parameter estimates are made on all available data.
D. Only cases with variables that are fully populated are used.
Answer: D

SASInstitute   certification A00-240   A00-240   certification A00-240

NO.5 In partitioning data for model assessment, which sampling methods are acceptable? (Choose
two.)
A. Simple random sampling without replacement
B. Simple random sampling with replacement
C. Stratified random sampling without replacement
D. Sequential random sampling with replacement
Answer: A,C

SASInstitute   certification A00-240   certification A00-240

NO.6 Refer to the exhibit:
The box plot was used to analyze daily sales data following three different ad campaigns.
The business analyst concludes that one of the assumptions of ANOVA was violated.
Which assumption has been violated and why?
A. Normality, because Prob > F < .0001.
B. Normality, because the interquartile ranges are different in different ad campaigns.
C. Constant variance, because Prob > F < .0001.
D. Constant variance, because the interquartile ranges are different in different ad campaigns.
Answer: D

SASInstitute examen   A00-240   certification A00-240

NO.7 A linear model has the following characteristics:
*A dependent variable (y)
*One continuous variable (xl), including a quadratic term (x12)
*One categorical (d with 3 levels) predictor variable and an interaction term (d by x1)
How many parameters, including the intercept, are associated with this model?
Enter your numeric answer in the space below. Do not add leading or trailing spaces to your
answer.
Answer: 7

NO.8 This question will ask you to provide a missing option.
Complete the following syntax to test the homogeneity of variance assumption in the GLM
procedure:
Means Region / <insert option here> =levene;
A. test
B. adjust
C. var
D. hovtest
Answer: D

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NO.9 Suppose training data are oversampled in the event group to make the number of events and
nonevents
roughly equal. A logistic regression is run and the probabilities are output to a data set
NEW and given the variable name PE. A decision rule considered is, "Classify data as an event if
probability is greater than 0.5." Also the data set NEW contains a variable TG that indicates
whether there is an event (1=Event, 0= No event).
The following SAS program was used.
What does this program calculate?
A. Depth
B. Sensitivity
C. Specificity
D. Positive predictive value
Answer: B

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2013年10月29日星期二

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Code d'Examen: A00-202
Nom d'Examen: SASInstitute (SAS advanced programming exam)
Questions et réponses: 85 Q&As

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NO.1 Given the following SAS data sets ONE and TWO: ONE TWO YEAR QTR BUDGET YEAR QTR
SALES
2001 3 500 2001 4 300 2001 4 400 2002 1 600 2002 1 700
The following SAS program is submitted: proc sql; select one.*, sales from one, two; quit; Which one of
the following reports is generated?
A. YEAR QTR BUDGET SALES
2001 4 400 300 2002 1 700 600
B. YEAR QTR BUDGET SALES
2001 3 500 . 2001 4 400 300 2002 1 700 600
C. YEAR QTR BUDGET SALES
2001 3 500 300 2001 4 400 300 2002 1 700 600
D. YEAR QTR BUDGET SALES
2001 3 500 300 2001 4 400 300 2002 1 700 300 2001 3 500 600 2001 4 400 600 2002 1 700 600
Answer: D

SASInstitute   A00-202   A00-202   A00-202

NO.2 The following SAS program is submitted: proc sort data = sales tagsort; by month year; run; Which of
the following resource(s) is the TAGSORT option reducing?
A. I/O usage only
B. CPU usage only
C. I/O and CPU usage
D. temporary disk usage
Answer: D

SASInstitute   A00-202 examen   A00-202   A00-202   A00-202   A00-202 examen

NO.3 Which one of the following programs contains a syntax error?
A. proc sql; select product.*, cost.unitcost, sales.quantity
from product p, cost c, sales s where p.item = c.item and p.item = s.item; quit;
B. proc sql; select product.*, cost.unitcost, sales.quantity from product, cost, sales where product.item =
cost.item and product.item = sales.item; quit;
C. proc sql; select p.*, c.unitcost, s.quantity from product as p, cost as c, sales as s where p.item = c.item
and p.item = s.item; quit;
D. proc sql; select p.*, c.unitcost, s.quantity from product, cost, sales where product.item = cost.item and
product.item = sales.item; quit;
Answer: D

certification SASInstitute   A00-202   A00-202

NO.4 The following SAS program is submitted: <insert statement here>; %let development = ontime; proc
print data = sasuser.highway; title "For &dept"; title2 "This project was completed &development"; run;
Which one of the following statements completes the above and resolves title1 to "For
research&development"?
A. %let dept = %str(research&development);
B. %let dept = %str(research%&development);
C. %let dept = %nrstr(research&development);
D. %let dept = %nrstr(research%&development);
Answer: C

SASInstitute   A00-202   A00-202   A00-202 examen

NO.5 Given the following SAS data sets ONE and TWO:
ONE TWO YEAR QTR BUDGET YEAR QTR SALES
2001 3 500 2001 4 300 2001 4 400 2002 1 600 ] 2002 1 700 The following SAS program is submitted:
proc sql; select one.*, sales from one, two
where one.year = two.year; quit; Which one of the following reports is generated?
A. YEAR QTR BUDGET SALES
2001 4 400 300 2002 1 700 600
B. YEAR QTR BUDGET SALES
2001 3 500 . 2001 4 400 300 2002 1 700 600
C. YEAR QTR BUDGET SALES
2001 3 500 300 2001 4 400 300 2002 1 700 600
D. YEAR QTR BUDGET SALES
2001 3 500 300 2001 4 400 300 2002 1 700 300 2001 3 500 600 2001 4 400 600 2002 1 700 600
Answer: C

certification SASInstitute   A00-202   A00-202   certification A00-202   A00-202 examen   A00-202

NO.6 The following SAS program is submitted: data one; do i = 1 to 10; ptobs = ceil(ranuni(0) * totobs); set
temp point = ptobs nobs = totobs; output; end; stop; run; The SAS data set TEMP contains 2,500,000
observations. Which one of the following represents the possible values for PTOBS?
A. any integer between 1 and 10
B. any real number between 0 and 1
C. any integer between 1 and 2,500,000
D. any real number between 1 and 2,500,000
Answer: C

SASInstitute   A00-202   certification A00-202   A00-202 examen

NO.7 Given the following SAS data sets ONE and TWO: ONE TWO NUM COUNTRY NUM CITY
______________ ______________
1 CANADA 3
BERLIN
2
FRANCE 5
TOKYO
3 GERMANY 4 BELGIUM
5 JAPAN
The following SAS program is submitted: proc sql; select country from one where not exists
(select * from two where one.num = two.num); quit; Which one of the following reports is generated?
A. COUNTRY
GERMANY JAPAN
B. COUNTRY FRANCE BELGIUM
C. COUNTRY
CANADA FRANCE BELGIUM
D. COUNTRY
CANADA FRANCE GERMANY
Answer: C

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NO.8 Given the following SAS data set ONE: ONE REP COST
SMITH
200
SMITH
400
JONES
100
SMITH 600
JONES
100
JONES
200
JONES
400
SMITH
800
JONES
100
JONES 300
The following SAS program is submitted: proc sql; select rep, avg(cost) as AVERAGE from one group by
rep having avg(cost) > (select avg(cost) from one); quit; Which one of the following reports is generated?
A. REP AVERAGE
JONES 200
B. REP AVERAGE
JONES 320
C. REP AVERAGE
SMITH 320
D. REP AVERAGE
SMITH 500
Answer: D

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NO.9 The following SAS code is submitted: %macro houses(dsn = houses,sub = RANCH); data &dsn; set
sasuser.houses; if style = "&sub"; run; %mend; %houses(sub = SPLIT)
%houses(dsn = ranch) %houses(sub = TWOSTORY) Which one of the following is the value of the
automatic macro variable SYSLAST?
A. work.ranch
B. work.houses
C. WORK.RANCH
D. WORK.HOUSES
Answer: D

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NO.10 The following SAS program is submitted: data new (bufsize = 6144 bufno = 4); set old; run; Which one
of the following describes the difference between the usage of BUFSIZE= and BUFNO= options?
A. BUFSIZE= specifies the size of the input buffer in bytes; BUFNO= specifies the number of input
buffers.
B. BUFSIZE= specifies the size of the output buffer in bytes; BUFNO= specifies the number of output
buffers.
C. BUFSIZE= specifies the size of the output buffer in kilobytes; BUFNO= specifies the number of input
buffers.
D. BUFSIZE= specifies the size of the output buffer in kilobytes; BUFNO= specifies the number of output
buffers.
Answer: B

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NO.11 Consider the following SAS log: 229 data sasuser.ranch sasuser.condo / view = sasuser.ranch;
230 set sasuser.houses; 231 if style = 'RANCH' then output sasuser.ranch; 232 else if style = 'CONDO'
then output sasuser.condo; 233 run; NOTE: DATA STEP view saved on file SASUSER.RANCH. NOTE: A
stored DATA STEP view cannot run under a different operating system. 234 235 proc print data =
sasuser.condo; ERROR: File SASUSER.CONDO.DATA does not exist. 236 run; NOTE: The SAS System
stopped processing this step because of errors. Which one of the following explains why the PRINT
procedure fails?
A. SASUSER.CONDO is a stored DATA step program.
B. A SAS data file and SAS data view cannot be created in the same DATA step.
C. A second VIEW=SASUSER.CONDO option was omitted on the DATA statement.
D. The view SASUSER.RANCH must be processed before SASUSER.CONDO is created.
Answer: D

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NO.12 The variable attributes of SAS data sets ONE and TWO are shown below: ONE TWO # Variable Type
Len Pos # Variable Type Len Pos 2 sales Num 8 8 2 budget Num 8 8 1 year Num 8 0 3 sales Char 8 16 1
year Num 8 0 Data set ONE contains 100 observations. Data set TWO contains 50 observations. Both
data sets are sorted by the variable YEAR. The following SAS program is submitted: data three;
merge one two; by year; run; Which one of the following is the result of the program execution?
A. No messages are written to the SAS log.
B. ERROR and WARNING messages are written to the SAS log.
C. Data set THREE is created with two variables and 50 observations.
D. Data set THREE is created with three variables and 100 observations.
Answer: B

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NO.13 Which one of the following statements is true?
A. The WHERE statement can be executed conditionally as part of an IF statement.
B. The WHERE statement selects observations before they are brought into the PDV.
C. The subsetting IF statement works on observations before they are read into the PDV.
D. The WHERE and subsetting IF statements can be used interchangeably in all SAS programs.
Answer: B

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NO.14 The following SAS program is submitted: %let value = 9; %let value2 = 5; %let newval = %eval(&value
/ &value2); Which one of the following is the resulting value of the macro variable NEWVAL?
A. 1
B. 2
C. 1.8
D. null
Answer:A

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NO.15 Given the following SAS data set ONE: ONE NUM VAR
1. 2 B 3C Which one of the following SQL programs deletes the SAS data set ONE?
A. proc sql; delete table one; quit;
B. proc sql; alter table one drop num, var; quit;
C. proc sql; drop table one; quit;
D. proc sql; delete from one; quit;
Answer: C

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NO.16 Which one of the following is an advantage of creating and using a SAS DATA step view?
A. It can store an index.
B. It always accesses the most current data.
C. It works quickly through multiple passes of the data.
D. It is useful when the underlying data file structure changes.
Answer: B

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NO.17 Which of the following statement(s) in the DATASETS procedure alters the name of a SAS data set
stored in a SAS data library?
A. RENAME statement only
B. CHANGE statement only
C. MODIFY and RENAME statements
D. MODIFY and CHANGE statements
Answer: B

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NO.18 Which one of the following options controls the pagesize of a SAS data set?
A. SIZE=
B. BUFNO=
C. BUFSIZE=
D. PAGESIZE=
Answer: C

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NO.19 The SAS data set TEMP has the following distribution of values for variable A: A Frequency 1 500,000
2 500,000 6 7,000,000
3,000 Which one of the following SAS programs requires the least CPU time to be processed?
A. data new; set temp; if a = 8 then b = 'Small '; else if a in(1, 2) then b = 'Medium'; else if a = 6 then b =
'Large'; run;
B. data new; set temp; if a in (1, 2) then b = 'Medium'; else if a = 8 then b = 'Small'; else if a = 6 then b =
'Large'; run;
C. data new; set temp; if a = 6 then b = 'Large '; else if a in (1, 2) then b = 'Medium'; else if a = 8 then b =
'Small';
D. data new; set temp; if a = 6 then b = 'Large ';
if a in (1, 2) then b = 'Small'; run;
Answer: C

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NO.20 Given the following SAS statement: %let idcode = Prod567; Which one of the following statements
stores the value 567 in the macro variable CODENUM?
A. %let codenum = substr(&idcode,length(&idcode)-2);
B. %let codenum = substr(&idcode,length(&idcode)-3);
C. %let codenum = %substr(&idcode,%length(&idcode)-2);
D. %let codenum = %substr(&idcode,%length(&idcode)-3);
Answer: C

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